$base-font-size: 16px;
$base-line-height: 24px;
$view-padding: 20px;
$view-margin: 10px;
$background-color: #fefefe;
$button-font-size: 14px;
$button-line-height: 24px;
$button-border-radius: 3px;
$input-width: 200px;
$input-height: 30px;
$input-font-size: 14px;
$input-line-height: 24px;
$input-border-radius: 5px;
$input-border-color: #999;
$box-width: 16px;
$box-height: 16px;
$box-checked-color: rgb(60, 129, 223);
$box-disabled-color: #ccc;